
//IE,   火狐(不行) , 谷歌浏览器不支持JS复制.
function copyToClipboard(txt) {   
     if(window.clipboardData) {   
        window.clipboardData.clearData() ;   
        window.clipboardData.setData("Text", txt);   
     } else if(navigator.userAgent.indexOf("Opera") != -1) {   
          window.location = txt;   
     } else if (window.netscape) {  
           try {   
               netscape.security.PrivilegeManager.enablePrivilege("UniversalXPConnect");   
          } catch (e) {   
               alert("被浏览器拒绝！\n请在浏览器地址栏输入'about:config'并回车\n然后将'signed.applets.codebase_principal_support'设置为'true'");   
          }    
          var clip = Components.classes['@mozilla.org/widget/clipboard;1'].createInstance(Components.interfaces.nsIClipboard);   
          if (!clip)   
               return;   
          var trans = Components.classes['@mozilla.org/widget/transferable;1'].createInstance(Components.interfaces.nsITransferable);   
          if (!trans)   
               return;   
          trans.addDataFlavor('text/unicode');   
          var str = new Object();   
          var len = new Object();   
          var str = Components.classes["@mozilla.org/supports-string;1"].createInstance(Components.interfaces.nsISupportsString);   
          var copytext = txt;   
          str.data = copytext;   
          trans.setTransferData("text/unicode",str,copytext.length*2);   
          var clipid = Components.interfaces.nsIClipboard;   
          if (!clip)   
               return false;   
          clip.setData(trans,null,clipid.kGlobalClipboard);   
          alert("复制成功！")    
     }   
}

function copyToClipboardById(id) { 
//	alert($("#"+id).html);
	copyToClipboard($("#"+id).html ); 
}

function addDay(day){ 
	var date=new Date();
	var nowMs =date.getTime();
	var ms =nowMs+day*24*3600*1000;
	var showDate=new Date(ms);
	return showDate.format('yyyy-MM-dd');  
} 

Date.prototype.format = function(format) { 
	var o= {
  	 "M+":this.getMonth()+1, //month
	 "d+" : this.getDate(),    //day
	 "h+" : this.getHours(),   //hour
	 "m+" : this.getMinutes(), //minute
	 "s+" : this.getSeconds(), //second
	 "q+" : Math.floor((this.getMonth()+3)/3),  //quarter
	 "S" : this.getMilliseconds() //millisecond
	 };
	 if(/(y+)/.test(format))
	   format=format.replace(RegExp.$1, (this.getFullYear()+"").substr(4 - RegExp.$1.length));
	 for(var k in o)
	 	if(new RegExp("("+ k +")").test(format))
			 format = format.replace(RegExp.$1, RegExp.$1.length==1 ? o[k] : ("00"+ o[k]).substr((""+ o[k]).length));
	 return format;
	}

 
  